export default () => {
    if (typeof window !== "undefined") {
        (function (e, t, a) {
            function r() {
                for (var e = 0; e < s.length; e++) s[e].alpha <= 0 ? (t.body.removeChild(s[e].el), s.splice(e, 1)) : (s[e].y--, s[e].scale += .004, s[e].alpha -= .013, s[e].el.style.cssText = "left:" + s[e].x + "px;top:" + s[e].y + "px;opacity:" + s[e].alpha + ";transform:scale(" + s[e].scale + "," + s[e].scale + ") rotate(45deg);background:" + s[e].color + ";z-index:99999");
                requestAnimationFrame(r)
            }

            function n() {
                var t = "function" == typeof e.onclick && e.onclick;

                e.onclick = function (e) {
                    // 过滤指定元素
                    let mark = true;
                    EXCLUDECLASS && e.path && e.path.forEach((item) => {
                        if (item.nodeType === 1) {
                            typeof item.className === 'string' && item.className.indexOf(EXCLUDECLASS) > -1 ? mark = false : ''
                        }
                    })

                    if (mark) {
                        t && t(),
                            o(e)
                    }
                }
            }

            function o(e) {
                var a = t.createElement("div");
                a.className = "heart",
                    s.push({
                        el: a,
                        x: e.clientX - 5,
                        y: e.clientY - 5,
                        scale: 1,
                        alpha: 1,
                        color: COLOR
                    }),
                    t.body.appendChild(a)
            }

            function i(e) {
                var a = t.createElement("style");
                a.type = "text/css";
                try {
                    a.appendChild(t.createTextNode(e))
                } catch (t) {
                    a.styleSheet.cssText = e
                }
                t.getElementsByTagName("head")[0].appendChild(a)
            }

            // function c() {
            //     return "rgb(" + ~~ (255 * Math.random()) + "," + ~~ (255 * Math.random()) + "," + ~~ (255 * Math.random()) + ")"
            // }
            var s = [];
            e.requestAnimationFrame = e.requestAnimationFrame || e.webkitRequestAnimationFrame || e.mozRequestAnimationFrame || e.oRequestAnimationFrame || e.msRequestAnimationFrame ||
                function (e) {
                    setTimeout(e, 1e3 / 60)
                },
                i(".heart{width: 10px;height: 10px;position: fixed;background: #f00;transform: rotate(45deg);-webkit-transform: rotate(45deg);-moz-transform: rotate(45deg);}.heart:after,.heart:before{content: '';width: inherit;height: inherit;background: inherit;border-radius: 50%;-webkit-border-radius: 50%;-moz-border-radius: 50%;position: fixed;}.heart:after{top: -5px;}.heart:before{left: -5px;}"),
                n(),
                r()
        })(window, document)
    }
}